Tip: Layer 3 backgrounds and tides disappear when you hit a message box, so plan your level around that. For example, you can add a sublevel without layer 3 at the start/midpoint, and include your message there.
A slightly short kaizo hack for those experienced with the glitches within SMW.
This is a vanilla hack, so no patches/asm modifications were used to make any of the glitches possible; they are all part of the original engine.
Hardcore hack, took me a few tries to beat the first part, but the second part is almost impossible legit, requiring wall jumps and quick reaction. I watched the TAS of this on youtube and I don't think this would even be possible to do legit.